#466: Iron Absorption from Foods & Supplements – Prof. Paul Sharp
Iron deficiency is a prevalent issue. Worldwide, it is the leading nutritional deficiency. And although there is lower prevalence in high-income countries, a significant number of people are still aff...
3 Jan 20231h
#465: Diagnosing & Treating Iron Deficiency & Excess – Austin Baraki, MD
Iron is involved in a whole range of biological processes and a consistent supply of iron is crucial for cellular turnover. But despite iron being an essential mineral for human function, it is highly...
27 Des 20221h 19min
#464: Do Sugar Taxes Work?: Evidence on Potential Policies - Kathryn Backholer, PhD
The current food environment is continuously highlighted as a problem for public health. And so there is a strong focus in both public policy and research circles to determine which strategies could l...
20 Des 202244min
SNP12: The Big Breakfast Study
In October 2022, Ruddick-Collins et al. published results of an RCT looking at the impact of different calorie distributions across the day. This study was from the 'Big Breakfast Study' project, prim...
13 Des 202230min
#463: Do Vegan Diets Cause Depression?
In this episode, the Sigma team explores the question: "Do vegan diets increase the risk of depression?" This is a question that emerges from a few different places. First, it's common to hear such a ...
6 Des 20221h 41min
#462: Gyorgy Scrinis, PhD – Ultra-Processed Foods, Nutritionism and Current Food Systems
Links: Show notes page (incl. study links & related episodes) Subscribe to Sigma Nutrition Premium Live event in London, UK About this episode: Over the past decade, the increasing uptake and accep...
29 Nov 20221h 10min
#461: Prof. Emma Boyland – How Food Marketing Impacts Eating Behaviour
Research has shown that food marketing strongly impacts children's eating behaviour. Marketing influences food purchase requests, purchases, and preferences. And the evidence of a relationship between...
22 Nov 20221h
SNP11: The Death of Domain Expertise
Never before has there been greater access to information about nutrition and health. But never before has there been such a low barrier to being seen as an "expert". There are large numbers of people...
15 Nov 202233min
